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| author | David S. Miller <davem@davemloft.net> | 2017-07-21 03:38:43 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-21 03:38:43 +0100 |
| commit | 7a68ada6ec7d88c68057d3a4c2a517eb94289976 (patch) | |
| tree | 51cd586e74fc92bfbdf382fa1544a235d908b25c /drivers/thermal/ti-soc-thermal | |
| parent | 760446f967678e14ee1b6464ee1bb8562f299fa6 (diff) | |
| parent | 96080f697786e0a30006fcbcc5b53f350fcb3e9f (diff) | |
| download | op-kernel-dev-7a68ada6ec7d88c68057d3a4c2a517eb94289976.zip op-kernel-dev-7a68ada6ec7d88c68057d3a4c2a517eb94289976.tar.gz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/thermal/ti-soc-thermal')
| -rw-r--r-- | drivers/thermal/ti-soc-thermal/ti-thermal-common.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c index 02790f6..c211a8e 100644 --- a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c +++ b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c @@ -28,6 +28,7 @@ #include <linux/kernel.h> #include <linux/workqueue.h> #include <linux/thermal.h> +#include <linux/cpufreq.h> #include <linux/cpumask.h> #include <linux/cpu_cooling.h> #include <linux/of.h> @@ -37,6 +38,7 @@ /* common data structures */ struct ti_thermal_data { + struct cpufreq_policy *policy; struct thermal_zone_device *ti_thermal; struct thermal_zone_device *pcb_tz; struct thermal_cooling_device *cool_dev; @@ -247,15 +249,19 @@ int ti_thermal_register_cpu_cooling(struct ti_bandgap *bgp, int id) if (!data) return -EINVAL; + data->policy = cpufreq_cpu_get(0); + if (!data->policy) { + pr_debug("%s: CPUFreq policy not found\n", __func__); + return -EPROBE_DEFER; + } + /* Register cooling device */ - data->cool_dev = cpufreq_cooling_register(cpu_present_mask); + data->cool_dev = cpufreq_cooling_register(data->policy); if (IS_ERR(data->cool_dev)) { int ret = PTR_ERR(data->cool_dev); - - if (ret != -EPROBE_DEFER) - dev_err(bgp->dev, - "Failed to register cpu cooling device %d\n", - ret); + dev_err(bgp->dev, "Failed to register cpu cooling device %d\n", + ret); + cpufreq_cpu_put(data->policy); return ret; } @@ -270,8 +276,10 @@ int ti_thermal_unregister_cpu_cooling(struct ti_bandgap *bgp, int id) data = ti_bandgap_get_sensor_data(bgp, id); - if (data) + if (data) { cpufreq_cooling_unregister(data->cool_dev); + cpufreq_cpu_put(data->policy); + } return 0; } |
